Finding the Fourth Proportional to 177,763.68, 266,353.92 and 107,663.04
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Solution
The fourth proportional to 177,763.68, 266,353.92 and 107,663.04 is: 161,317.95
Step by Step Solution
- Step 1: Write the proportion equation
177,763.68 : 266,353.92 = 107,663.04 : x - Step 2: Convert to fraction form
177,763.68/266,353.92 = 107,663.04/x - Step 3: Cross multiply
177,763.68x = 266,353.92 × 107,663.04 - Step 4: Simplify right side
177,763.68x = 28,676,472,743.12 - Step 5: Solve for x
x = 28,676,472,743.12/177,763.68 - Step 6: Final answer
x = 161,317.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.